The part of a bridge pier out of the water is three times the length of the part under water. if the height of the pier above water is 30 feet, what is the length of the part under water?

Kevin is an insurance salesman. when he sells a policy, he makes 20 percent of the policy premium (p) up front; then each year the policy is active, he receives 15 percent of the original premium. which equation could be used to figure his total commission on a policy that has been active for five years? c=0.80p c=0.20p + 0.15p c=0.35p + 4(0.15) c=0.95p

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart

The sum of 5consecutive even numbers is 100. what is the first number in this sequence?